Описание
The guest_walk_tables function in arch/x86/mm/guest_walk.c in Xen 4.6.x and earlier does not properly handle the Page Size (PS) page table entry bit at the L4 and L3 page table levels, which might allow local guest OS users to gain privileges via a crafted mapping of memory.
| Релиз | Статус | Примечание |
|---|---|---|
| devel | not-affected | not a kernel issue, it's a xen only issue |
| esm-infra-legacy/trusty | not-affected | not a kernel issue, it's a xen only issue |
| esm-infra/xenial | not-affected | not a kernel issue, it's a xen only issue |
| precise | not-affected | not a kernel issue, it's a xen only issue |
| trusty | not-affected | not a kernel issue, it's a xen only issue |
| trusty/esm | not-affected | not a kernel issue, it's a xen only issue |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | not-affected | not a kernel issue, it's a xen only issue |
| wily | not-affected | not a kernel issue, it's a xen only issue |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise | not-affected | not a kernel issue, it's a xen only issue |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | not-affected | not a kernel issue, it's a xen only issue |
| esm-apps/xenial | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored] |
| precise | DNE | |
| trusty | ignored | |
| trusty/esm | DNE | trusty was ignored |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | not-affected | |
| vivid/ubuntu-core | DNE | |
| wily | not-affected | not a kernel issue, it's a xen only issue |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | not-affected | not a kernel issue, it's a xen only issue |
| esm-apps/xenial | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored] |
| precise | DNE | |
| trusty | ignored | |
| trusty/esm | DNE | trusty was ignored |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | not-affected | not a kernel issue, it's a xen only issue |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored] |
| precise | DNE | |
| trusty | ignored | |
| trusty/esm | DNE | trusty was ignored |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise | ignored | end of life |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise | ignored | end of life |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise | ignored | end of life |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise | ignored | end of life |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise | ignored | end of life |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise | ignored | end of life |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise | not-affected | not a kernel issue, it's a xen only issue |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was not-affected [not a kernel issue, it's a xen only issue]] |
| precise | DNE | |
| trusty | not-affected | not a kernel issue, it's a xen only issue |
| trusty/esm | DNE | trusty was not-affected [not a kernel issue, it's a xen only issue] |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was not-affected [not a kernel issue, it's a xen only issue]] |
| precise | DNE | |
| trusty | not-affected | not a kernel issue, it's a xen only issue |
| trusty/esm | DNE | trusty was not-affected [not a kernel issue, it's a xen only issue] |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was not-affected [not a kernel issue, it's a xen only issue]] |
| precise | DNE | |
| trusty | not-affected | not a kernel issue, it's a xen only issue |
| trusty/esm | DNE | trusty was not-affected [not a kernel issue, it's a xen only issue] |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | not-affected | not a kernel issue, it's a xen only issue |
| precise | DNE | |
| trusty | not-affected | not a kernel issue, it's a xen only issue |
| trusty/esm | not-affected | not a kernel issue, it's a xen only issue |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored] |
| precise | DNE | |
| trusty | ignored | |
| trusty/esm | DNE | trusty was ignored |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | not-affected | not a kernel issue, it's a xen only issue |
| esm-apps/xenial | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored] |
| precise | DNE | |
| trusty | ignored | |
| trusty/esm | DNE | trusty was ignored |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | not-affected | |
| vivid/ubuntu-core | DNE | |
| wily | not-affected | not a kernel issue, it's a xen only issue |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was ignored] |
| precise | DNE | |
| trusty | ignored | |
| trusty/esm | DNE | trusty was ignored |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | not-affected | not a kernel issue, it's a xen only issue |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise | ignored | end of life |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | not-affected | not a kernel issue, it's a xen only issue |
| esm-infra-legacy/trusty | DNE | |
| precise | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | not-affected | not a kernel issue, it's a xen only issue |
| wily | not-affected | not a kernel issue, it's a xen only issue |
| xenial | not-affected | not a kernel issue, it's a xen only issue |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | not-affected | not a kernel issue, it's a xen only issue |
| esm-infra-legacy/trusty | DNE | |
| precise | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | not-affected | not a kernel issue, it's a xen only issue |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| precise | not-affected | not a kernel issue, it's a xen only issue |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | not-affected | not a kernel issue, it's a xen only issue |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | DNE | |
| xenial | DNE |
Показывать по
| Релиз | Статус | Примечание |
|---|---|---|
| devel | released | 4.6.0-1ubuntu5 |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was released [4.4.2-0ubuntu0.14.04.6]] |
| esm-infra/xenial | released | 4.6.0-1ubuntu4.1 |
| precise | released | 4.1.6.1-0ubuntu0.12.04.11 |
| trusty | released | 4.4.2-0ubuntu0.14.04.6 |
| trusty/esm | DNE | trusty was released [4.4.2-0ubuntu0.14.04.6] |
| upstream | needs-triage | |
| vivid/stable-phone-overlay | DNE | |
| vivid/ubuntu-core | DNE | |
| wily | released | 4.5.1-0ubuntu1.4 |
Показывать по
EPSS
7.2 High
CVSS2
8.4 High
CVSS3
Связанные уязвимости
The guest_walk_tables function in arch/x86/mm/guest_walk.c in Xen 4.6.x and earlier does not properly handle the Page Size (PS) page table entry bit at the L4 and L3 page table levels, which might allow local guest OS users to gain privileges via a crafted mapping of memory.
The guest_walk_tables function in arch/x86/mm/guest_walk.c in Xen 4.6.x and earlier does not properly handle the Page Size (PS) page table entry bit at the L4 and L3 page table levels, which might allow local guest OS users to gain privileges via a crafted mapping of memory.
The guest_walk_tables function in arch/x86/mm/guest_walk.c in Xen 4.6. ...
The guest_walk_tables function in arch/x86/mm/guest_walk.c in Xen 4.6.x and earlier does not properly handle the Page Size (PS) page table entry bit at the L4 and L3 page table levels, which might allow local guest OS users to gain privileges via a crafted mapping of memory.
EPSS
7.2 High
CVSS2
8.4 High
CVSS3